Home / 1,343,579.48-2,016,014.53-838,010.69

Finding the Fourth Proportional to 1,343,579.48, 2,016,014.53 and 838,010.69

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Solution

The fourth proportional to 1,343,579.48, 2,016,014.53 and 838,010.69 is: 1,257,418.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,579.48 : 2,016,014.53 = 838,010.69 : x
  2. Step 2: Convert to fraction form
    1,343,579.48/2,016,014.53 = 838,010.69/x
  3. Step 3: Cross multiply
    1,343,579.48x = 2,016,014.53 × 838,010.69
  4. Step 4: Simplify right side
    1,343,579.48x = 1,689,441,727,335.33
  5. Step 5: Solve for x
    x = 1,689,441,727,335.33/1,343,579.48
  6. Step 6: Final answer
    x = 1,257,418.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.